If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t in (-oo:+oo)
2*t-9 = -31 // + 31
2*t-9+31 = 0
2*t+22 = 0 // - 22
2*t = -22 // : 2
t = -22/2
t = -11
t = -11
| -5m+10=25 | | -6-7x=50 | | 3k+1=-23 | | -9-7b=-9 | | 8-3m=-28 | | -6+7t=29 | | (5x+1/8)-(5x+2/2)=1/6 | | 9-(2)-(1)= | | 7+4t=-41 | | 2t+2=22 | | 4a+1=45 | | -6m+1=-23 | | 80-6.666666665= | | 4/17x=24 | | 0.333333333333*4*5= | | (5x+1/8)-(5x+2/2) | | -6w+5=23 | | 4+6a=10 | | 4a+5=49 | | 2k+3=7 | | -7-5t=-12 | | 4+5k=-41 | | -6b-10=-16 | | -4x-2=30 | | 5m+8=63 | | -4t+6=-6 | | 10+7k=3 | | -6t-3=-39 | | 5k-7=13 | | 2+7t=23 | | 4w+5=-11 | | -7b+8=-41 |